python data type
Sr Data Scientist Interview Questions
3,390 sr data scientist interview questions shared by candidates
Topological Sort, Heap, Abstract Class, Decorator, SQL window.
1st round: medium level data manipulation, wrangling 2nd round: probability, maths based coding, complex algorithm questions. 3rd round: Extremely vague system design. I was given computer vision based system design which I did 5 years back.
Derive MLE, Bayes theorem applied, confusion-matrix questions, classical test that detects well a rare disease and to calculate the risk of having that disease given tested positive
SQL medium-advanced, Pyspark, Python coding
Qual o principal desafio que você já resolveu? O seu momento de maior impacto na carreira de dados? E algumas perguntas exploratórias estatísticas, além de um teste de análise exploratória em um dataset deles.
Most of the technical interview was about the test assignment, there were also some general machine learning questions and a couple of things about testing your models and code
About projects which you have done in the past
How to prevent overfitting in a ML model?
1. End to end data design task including classification and anomaly detection. Focus was heavily oriented towards metric specification and detecting anomalies. 2. 5 values based questions, including one about colleague trust, another about weighing up costs when designing a data pipeline, and another about stakeholder engagement.
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